<div id="slider">
    <ul>
      <li class="slider-list_item-selected">
          <img src="/assets/pageImg/avatar.png" alt="">
      </li>
      <li class="slider-list_item">
          <img src="/assets/pageImg/wuwu.jpeg" alt="">
      </li>
      <li class="slider-list_item">
          <img src="/assets/pageImg/可莉.png" alt="">
      </li>
      <li class="slider-list_item">
          <img src="/assets/pageImg/胡桃.jpg" alt="">
      </li>
    </ul>
</div>
